—Bill, look at your bedroom, _______—Sorry, mom. I’ll clean it right away.A. Bad luck!B. What a pity!C. What a mess!
Tiananmen Square is 125,000 square metres _______
The post office is near here. You can go there _____ foot. You don’t need to go there _____ a bike.
________ the evening _______ August 13th, the Olympic Games were held in Athens.
--- It’s so cloudy. I think it. ---I think so.
---There goes the bell. ---It’s time for class. Let’s stop.